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Input

The following table lists the devices that are used to put information into the machine.

	Device	Description
	Keyboard	The primary input device for a computer.
	Mouse	Used with graphical interface environments to point and select objects on the system's monitor. Can be purchased in a variety of sizes, shapes, and configurations.
	Scanner	Converts printed or photographic informa- tion to digital information that can be used by the computer. Works similarly to the scanning process of a photocopy machine.
	Microphone	Works like the microphone on a tape recorder. Allows input of voice or music to be converted to digital information and saved to a file.
	CD-ROM	Compact disc-read only memory: stores large amounts of data on a compact disc that can be read by a computer.

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